S-93C46A Datasheet, PDF (12/53 Pages) Seiko Instruments Inc – CMOS SERIAL E2PROM

CMOS SERIAL E²PROM
S-93C46A/56A/66A
2.4 ERAL
This instruction erases the data in every address.
After changing CS to high, input a start-bit, op-code (ERAL), and address (optional). It is not necessary to input data.
Changing CS to low will start the ERAL operation, which changes every bit of data to "1."
CS
tCDS
SK
1 2 3 4 5 6 7 89
VERIFY
DI
1
0
0 10
4Xs
DO
tSV
busy _ready
tPR
tHZ1
Hi-Z
Figure 16 ERAL Timing (S-93C46A)
CS
tCDS
SK
1 2 3 4 5 6 7 8 9 10 11
VERIFY
DI
1
0
010
6Xs
DO
tSV
busy _ready
tPR
tHZ1
Hi-Z
Figure 17 ERAL Timing (S-93C56A)
CS
tCDS
SK
1 2 3 4 5 6 7 8 9 10 11
VERIFY
DI
1
0
010
6Xs
DO
tSV
busy _ready
tPR
tHZ1
Hi-Z
Figure 18 ERAL Timing (S-93C66A)
Seiko Instruments Inc.
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